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Question: What happens to the image formed by a concave lens when the object is placed at infinity?O..
Question: What is the relationship between the electric field vector and the direction of propagatio..
Question: What is the primary use of radioactive isotopes in medicine?Options: Energy productionDiag..
Question: What type of radiation is emitted during beta decay?Options: Alpha particlesBeta particles..
Question: What is the main product of nuclear fusion in stars?Options: HeliumHydrogenCarbonIronCorre..
Question: Which isotope is commonly used in nuclear reactors?Options: Uranium-238Carbon-14Hydrogen-1..
Question: Which of the following particles is not found in the nucleus?Options: ProtonNeutronElectro..
Question: In nuclear fission, what is released apart from energy?Options: NeutronsProtonsElectronsPh..
Question: A double convex lens has a radius of curvature of 20 cm on both sides. What is its focal l..
Question: Which of the following statements about lenses is true?Options: Concave lenses converge li..
Question: What is the image distance for a convex lens with a focal length of 10 cm when the object ..
Question: A lens has a power of +2.0 D. What is its focal length?Options: 50 cm25 cm20 cm10 cmCorrec..
Question: Which gate can be used to create a NOT operation using only NAND gates?Options: Two NAND g..
Question: What happens to the interference pattern if one of the slits in a double-slit experiment i..
Question: In a double-slit experiment, if the distance to the screen is increased, what happens to t..
Question: In a thin film of oil on water, which color will appear at the topmost layer if the film i..
Question: What is the bandwidth of a signal that has a frequency range from 300 Hz to 3 kHz?Options:..
Question: Which type of diffraction pattern is produced by a circular aperture?Options: Single-slit ..
Question: Which of the following statements is true regarding isotopes?Options: They have the same n..
Question: What is the relationship between the frequency of incident light and the number of emitted..
Question: In a photoelectric experiment, if the stopping potential is increased, what happens to the..
Question: What is the effect of increasing the intensity of light on the maximum kinetic energy of t..
Question: What is the role of a moderator in a nuclear reactor?Options: To absorb neutronsTo slow do..
Question: What is the primary type of decay for an unstable nucleus with too many protons?Options: A..
Question: In a nuclear reaction, what is the term for the energy released?Options: Kinetic energyPot..
Question: A charged particle moves in a magnetic field B with a velocity v. What is the expression f..
Question: What is the output of the expression NOT (A AND B) when A = 0 and B = 1?Options: 012Undefi..
Question: If A = 1 and B = 1, what is the output of the XOR gate?Options: 012UndefinedCorrect Answer..
Question: If A = 0 and B = 1, what is the output of the OR gate?Options: 012UndefinedCorrect Answer:..
Question: What happens to the induced EMF if the rate of change of magnetic flux is doubled?Options:..
